Best Seller! Can withstand more weight than the Versa Ball. Constructed of high-quality, professional-grade materials and won't pop if punctured. Instead, they deflate slowly, significantly reducing the risk of injuries if a puncture occurs while in use. Easy to inflate, and include a tape measure make it easy to tell when you've added the right amount of air. Sold individually. Storage options and pumps available.  Pump not included.

Features:

• Promote proper posture, increase lower back mobility, build back and abdominal strength
• Improve core strength
• High quality professional grade PVC construction
• Available in 3 sizes and 4 colors
• NEW COLORS - Dark Blue, Sage Green, Gray
• Tape measure included to indicate proper inflation 
  
  

User's Height Listing:

• 45 cm: 4'6" to 5'
• 55 cm: 5'1" to 5'7"
• 65 cm: 5'8" to 6'1"
• 75 cm: 6'2" to 6'7"